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Diffstat (limited to 'src/com/android/packageinstaller/permission/ui/PreferenceImageView.java')
-rw-r--r--src/com/android/packageinstaller/permission/ui/PreferenceImageView.java69
1 files changed, 69 insertions, 0 deletions
diff --git a/src/com/android/packageinstaller/permission/ui/PreferenceImageView.java b/src/com/android/packageinstaller/permission/ui/PreferenceImageView.java
new file mode 100644
index 00000000..c3f51674
--- /dev/null
+++ b/src/com/android/packageinstaller/permission/ui/PreferenceImageView.java
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.packageinstaller.permission.ui;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.widget.ImageView;
+
+/**
+ * Extension of ImageView that correctly applies maxWidth and maxHeight.
+ */
+public class PreferenceImageView extends ImageView {
+
+ public PreferenceImageView(Context context) {
+ this(context, null);
+ }
+
+ public PreferenceImageView(Context context, AttributeSet attrs) {
+ this(context, attrs, 0);
+ }
+
+ public PreferenceImageView(Context context, AttributeSet attrs, int defStyleAttr) {
+ this(context, attrs, defStyleAttr, 0);
+ }
+
+ public PreferenceImageView(Context context, AttributeSet attrs, int defStyleAttr,
+ int defStyleRes) {
+ super(context, attrs, defStyleAttr, defStyleRes);
+ }
+
+ @Override
+ protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+ final int widthMode = MeasureSpec.getMode(widthMeasureSpec);
+ if (widthMode == MeasureSpec.AT_MOST || widthMode == MeasureSpec.UNSPECIFIED) {
+ final int widthSize = MeasureSpec.getSize(widthMeasureSpec);
+ final int maxWidth = getMaxWidth();
+ if (maxWidth != Integer.MAX_VALUE
+ && (maxWidth < widthSize || widthMode == MeasureSpec.UNSPECIFIED)) {
+ widthMeasureSpec = MeasureSpec.makeMeasureSpec(maxWidth, MeasureSpec.AT_MOST);
+ }
+ }
+
+ final int heightMode = MeasureSpec.getMode(heightMeasureSpec);
+ if (heightMode == MeasureSpec.AT_MOST || heightMode == MeasureSpec.UNSPECIFIED) {
+ final int heightSize = MeasureSpec.getSize(heightMeasureSpec);
+ final int maxHeight = getMaxHeight();
+ if (maxHeight != Integer.MAX_VALUE
+ && (maxHeight < heightSize || heightMode == MeasureSpec.UNSPECIFIED)) {
+ heightMeasureSpec = MeasureSpec.makeMeasureSpec(maxHeight, MeasureSpec.AT_MOST);
+ }
+ }
+
+ super.onMeasure(widthMeasureSpec, heightMeasureSpec);
+ }
+}